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. Author manuscript; available in PMC: 2021 Sep 5.
Published in final edited form as: Eur J Med Chem. 2018 Oct 23;161:594–606. doi: 10.1016/j.ejmech.2018.10.042

Fig. 5.

Fig. 5.

Fluorescence microscopy images of Dox (5 μM), Dox-SH (5 μM), Dox-SS-Pyr (5 μM), and Dox-SS-[C(WR)4K] (5 μM) uptake in MDA-MB-468 cells after 1 h and 24 h. Cells treated with the compound for 1 h or 24 h. Red represents the fluorescence of Dox. To identify the nucleus, the cells were dyed with DAPI.